Small Repairs - Kranzle HD 7/122 Original Operating Manual

Nozzle dirty or sticky!
Pressure gauge does not show full pressure.
Water comes out in spurts.
If you do not use the high-pressure cleaner
for some time the valves can stick
When a valve is blocked,
Open the valve
with a socket
wrench...
and remove the
dirt from the valve
- the valve inside
must be closed.
Retighten the
valve screw
18

Small repairs -

the gauge
shows little
pressure or
no pressure
at all,
Replace the rubber o-ring.
...and repeat
on all 6
valves.
The high-pressure
hose vibrates.
and remove the
valve screw, the
valve and the
o-ring.
Straighten a
paper clip...
Now it works
as well as
before!
or the high
pressure
hose vibra-
tes!